Perhaps you should try some spelling variations:
truong thanh » luong thanh, truong tran, tran thanh
thanh done » than done, than one
yan wang » yuan wang, yang yang, qian wang
wang jan » wang yan, wang ban, wang dan
a geneve » de geneve, _ geneva, a gentle
done sau » done so, done a, done hu
a gene » a genre, a gentle

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: yan wang jan ((((a gene) or (a geneve))) or (a gender)) truong thanh done sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yan wang jan ((((a gene) OR (a geneve))) OR (a gender)) truong thanh done sau ;.
• Adding a wildcard symbol may retrieve word variants: yan wang jan ((((a gene) or (a geneve))) or (a gender)) truong thanh done sau ;*.